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Which of the following facilitates openi...

Which of the following facilitates opening of stomatal aperture ?

A

Contraction of outer wall of guard cells

B

Decrease in turgidity of guard cells

C

Radial orientation of cellulose microfibrils in the cell wall of guard cells

D

Longitudinal orientation of cellulose microfibrils in the cell wall of guard cells

Text Solution

Verified by Experts

The correct Answer is:
C
Cellulose microfibrils are oriented radially rather than longitudinally which makes easy for the stoma to open.
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NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-NEET-MCQs
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  2. Select the mismatch

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  3. Which of the following facilitates opening of stomatal aperture ?

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  4. The association of histone H(1) with a nucleosome indicates

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  5. DNA fragments are

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  7. Which ecosystem has the maximum biomass ?

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  8. A disease caused by an autosomal primary non-disjunction is

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  11. The pivot joint between atlas and axis is a type of

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  12. A gene whose expression helps to identify transformed cell is known as

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  13. Presence of plants arranged into well-defined vertical layers dependin...

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  14. The genotypes of husband and wife are I^(A)I^(B) and I^(A)i. Among the...

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  15. Zygotic meiosis is characteristic of

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  16. Which of the following is correctly matched for the product produced b...

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